A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5895-00-726-4831
NSN 6320-00-521-9350
NSN 6130-00-651-7326
NSN 6145-01-292-7702
NSN 6645-01-449-0785
NSN 6145-00-736-8338
NSN 5920-00-912-1324
NSN 7035-01-540-8094
NSN 6135-01-563-4445
NSN 5945-01-303-1408
NSN 5985-01-165-7862
NSN 4140-01-318-1523